YearPToutPBase 100
201189.84%100
201282.08%96.7
201387.94%93.5
201490.17%90.2
201594.16%87
2016100%83.7
201788.14%80.5
201877.18%77.2
201971.16%74
202064.33%70.7
202160.96%67.4
202254.02%64.2
Evolution : -35 % entre 2011 et 2022 soit 3.63 % de perte par an.